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HomeIndustrial electricalConduit & cable traySlotted Wiring Duct for Panels

Slotted Wiring Duct for Panels

Slotted plastic wiring duct for organizing wiring inside electrical panels, with cover and several cross sections.

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Slotted Wiring Duct for Panels
Product quoted on request

Tell us the reference or key specification (current, power, gauge, size), quantity and city — a technical advisor sends your quote the same business day.

01Technical description

Slotted wiring duct organizes wiring inside electrical panels: a rigid PVC channel with UL 94 V-0 flammability rating, side slots for branching conductors and a removable cover. Commercial sections from 25×25 to 100×100 mm, mounted on the panel plate.

Slotted wiring duct for panels is a plastic duct with side slots and cover, designed to organize conductors inside electrical panels, control cabinets, automation, power, switching and distribution enclosures. At TECTUL it is quoted as an industrial line of slotted plastic wiring duct in several cross sections, according to the actual catalog data, to organize outputs to circuit breakers, contactors, relays, terminal blocks, PLCs, power supplies and control equipment. It differs from cable tray because it works inside the enclosure and protects shorter internal wiring routes, while tray supports external runs in plant areas. It also differs from EMT conduit because it is not a rigid raceway for construction work, but a panel organizer with quick access through its cover. Selection should start from the number of conductors, space reserve, outlet radius toward equipment, panel temperature, required finish level and ease of maintenance. Properly sized duct improves wiring readability, reduces unnecessary crossings and speeds technical intervention.

Selection guide

  • Define the cross section by current wiring volume and expected panel growth.
  • Choose height and width that allow the cover to close without compressing conductors.
  • Coordinate slots with the location of terminal blocks, protective devices and control equipment.
  • Separate circuits according to the panel design when signals, power or sensitive control are present.

Installation recommendations

  • Cut the duct with a clean tool to avoid burrs that damage insulation.
  • Fasten the base to the panel backplate before wiring to maintain alignment.
  • Do not fill the duct to the point that maintenance or thermal dissipation is prevented.
  • Install the cover only after checking marking, routes and connection tightening.
  • Keep terminal blocks and equipment accessible when they require periodic inspection.

We dispatch to Bogotá, Medellín, Cali, Barranquilla and all of Colombia. Request a quote via WhatsApp for slotted wiring duct for panels indicating cross section, quantity, city and enclosure type.

Typical commercial sections

Section (width × height)Use
25×25 mm · 40×40 mmControl wiring with few conductors
60×40 mm · 60×60 mmStandard control panels
80×60 mm · 100×60 mm · 100×100 mmPower panels and high wiring density

Rigid PVC duct with UL 94 V-0 rating (self-extinguishing in the vertical test: the specimen goes out within 10 s without flaming drips). Manufacturer guides recommend filling only about 50 % of the duct at commissioning to keep reserve space.

02Frequently asked questions

What is the price of slotted wiring duct for panels?

It depends on cross section, quantity and delivery city. TECTUL quotes via WhatsApp without publishing fixed prices for this industrial line.

Does the slotted wiring duct include a cover?

The actual catalog data indicates slotted plastic wiring duct for panels with cover. Confirm section and quantities when quoting.

What is the difference between slotted wiring duct and cable tray?

Slotted wiring duct organizes wiring inside the panel. Cable tray supports external runs in a plant or building.

Is it suitable for control and power panels?

Yes, provided the cross section and wiring segregation are defined according to the panel design and operating conditions.

How is slotted wiring duct installed?

It is measured, cut, deburred, fixed to the enclosure backplate, conductors are routed through the slots and it is closed with the cover without compressing wiring.

What information do I need for a quote?

Send required cross section, meters or sections, number of panels, delivery city and whether the panel is for control, power or distribution.

What does UL 94 V-0 mean on wiring duct?

It is the most demanding class of the UL 94 vertical flammability test: the material self-extinguishes within 10 s after the flame is removed and drips no flaming particles — a sound requirement inside an electrical panel.

What duct section should I order?

One that leaves initial wiring at about half the channel: manufacturer guides recommend that reserve for future changes and to avoid forcing the cover.

03Related products

Need another electrical reference? We carry the full industrial lines of the catalogs we distribute — if the equipment or material you need is not published, we quote it anyway. Quote via WhatsApp

Updated: July 22, 2026